Simplify the expression, leaving your answer with only positive exponents. Assume that all variables represent positive numbers.(25x6y4)1/2

A. 5x3y2
B. 5x3y
C. 5x6y2
D. x3y2


Answer: A

Mathematics

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Write the number as indicated.In 2003, a large corporation earned approximately $7,800,000,000. Write the number in words.

A. Seven billion, eight million dollars B. Seven million, eight thousand dollars C. Seven billion, eight hundred million dollars D. Seven billion, eight hundred thousand dollars

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Determine whether the players have equal probabilities of winning.Draw a card from a regular deck. If a face card is drawn, player 1 wins; if a numbered card is drawn, player 2 wins.

A. Yes B. No

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Graph the function using its vertex, axis of symmetry, and intercepts.f(x) = x2 - 6x + 5

A. vertex (3, 4)
intercepts (5, 0), (1, 0), (0, -5)

B. vertex (3, -4)
intercepts (5, 0), (1, 0), (0, 5)

C. vertex (-3, 4)
intercepts (-5, 0), (- 1, 0), (0, -5)

D. vertex (-3, -4)
intercepts (-5, 0), (- 1, 0), (0, 5)

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Solve the system by elimination.

A. (8, 6) B. (6, 8) C. (9, 5) D. (-8, 5)

Mathematics